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Finding the Fourth Proportional to 370,124.76, 555,104.12 and 170,253.20

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Solution

The fourth proportional to 370,124.76, 555,104.12 and 170,253.20 is: 255,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,124.76 : 555,104.12 = 170,253.20 : x
  2. Step 2: Convert to fraction form
    370,124.76/555,104.12 = 170,253.20/x
  3. Step 3: Cross multiply
    370,124.76x = 555,104.12 × 170,253.20
  4. Step 4: Simplify right side
    370,124.76x = 94,508,252,763.18
  5. Step 5: Solve for x
    x = 94,508,252,763.18/370,124.76
  6. Step 6: Final answer
    x = 255,341.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.